I often have conversations with John over _____telephone, while I keep in touchwith Tom by _____letter.
Mozart’s birthplace and the house ______ he composed“The Magic Flute”are both museums now.
I bought a dress for only 10 dollars in a sale ;it was a real _______.
Great changes ___ in the city, and a lot of factories ___.
Internet, as well as the telephones, ________ an important part in our daily life.
The value of life lies not in the length of days ,but in the use we ______ them.